\begin{table}
\centering
\begin{tabular}[t]{>{\raggedright\arraybackslash}p{1in}>{\centering\arraybackslash}p{.75in}>{\centering\arraybackslash}p{.75in}}
\toprule
\multicolumn{1}{c}{ } & \multicolumn{2}{c}{Dependent variable:} \\
\cmidrule(l{3pt}r{3pt}){2-3}
\multicolumn{1}{c}{ } & \multicolumn{2}{c}{CP office (1983)} \\
\cmidrule(l{3pt}r{3pt}){2-3}
\multicolumn{1}{c}{} & \multicolumn{1}{c}{(1)} & \multicolumn{1}{c}{(2)} \\
\cmidrule(l{3pt}r{3pt}){2-2} \cmidrule(l{3pt}r{3pt}){3-3}
CP office (1967) & 0.627** & 0.664**\\
 & (0.065) & (0.062)\\
Intercept & 0.039** & \\
 & (0.005) & \\
\midrule
Num.Obs. & 1581 & 1581\\
R2 & 0.228 & 0.304\\
R2 Adj. & 0.227 & 0.234\\
RMSE & 0.21 & 0.20\\
Fixed effects & No & Yes\\
\bottomrule
\multicolumn{3}{l}{\rule{0pt}{1em}† p $<$ 0.1, * p $<$ 0.05, ** p $<$ 0.01}\\
\end{tabular}
\end{table}
